Purdys CalciMag (SALTS)
Purdys CalciMag dry salts. Choose a 1L, 5L or 10L final concentrate size.
£1.00 incl. VAT
£0.83 excl. VAT
Product description
Highly concentrated calcium and magnesium mix with a 3:1 Ca:Mg ratio.
Add pack of salts to a separate, suitable container. Top up with water to the concentrate volume of the pack you purchased and allow the salts to dissolve.
Suitable for most growing media, including coco coir, hydroponic systems and soil.